COMPUTER THREATS SECURITY
WHAT IS A COMPUTER VIRUS
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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AntiEXE
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Mellisa.A
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Bablas
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Invader
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Detailed explanation-1: -Polyboot. B and AntiExe are examples of boot sector viruses.
Detailed explanation-2: -Some common boot sector viruses include Monkey, NYB (also known as B1), Stoned, and Form.
Detailed explanation-3: -A boot sector is the sector of a persistent data storage device (e.g., hard disk, floppy disk, optical disc, etc.) which contains machine code to be loaded into random-access memory (RAM) and then executed by a computer system’s built-in firmware (e.g., the BIOS).
Detailed explanation-4: -A boot sector virus is a type of malware that infects a system’s boot partition or the Master Boot Record (MBR) of a hard disk. During startup and before security software can be executed, the virus executes malicious code.
Detailed explanation-5: -Brain is a boot sector virus, infecting the first sector of floppies as they are inserted into an infected computer. Brain is only a few kilobytes in size and most of it is located in sectors that are marked as “bad” in the FAT.